phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('110153b7d6f2c98ae5e6f188bd3e6c09', -1, 1717049861, 1717049861, '1274ee45', 0, 0, 0)

Line : 187
File : sessions.php